doc-src/Intro/arith.thy
author kleing
Mon, 20 Aug 2007 00:22:18 +0200
changeset 24332 e3a2b75b1cf9
parent 105 216d6ed87399
permissions -rw-r--r--
boolean algebras as locales and numbers as types by Brian Huffman

Arith = FOL +
classes arith < term
consts  "0"     :: "'a::arith"                  ("0")
        "1"     :: "'a::arith"                  ("1")
        "+"     :: "['a::arith,'a] => 'a"       (infixl 60)
end